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2 -- Testing runtime system.
3 -- This group of checks will produce 12-16 lines of output of the form
5 -- --!!! <description of feature being tested>
7 -- It may also produce output that looks like this:
9 -- ./hugs +q -pHugs: test/???.hs < test/???.input
10 -- expected stdout not matched by reality
11 -- *** test/???.output Fri Jul 11 13:25:27 1997
12 -- --- /tmp/runtest3584.3 Fri Jul 11 15:55:13 1997
16 -- | Hugs:\"[0.0, 0.304693, 0.643501, 1.5708]\"
20 -- | Hugs:\"[0.0, 0.30469323452, 0.643503234321, 1.5708234234]\"
23 -- This is harmless and reflects variations in the accuracy of floating
24 -- point representation, calculations and printing.
26 -- You should report a problem if any other output is generated or if
27 -- the size of the floating point errors seem excessively large.
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